6 use Data::Dump qw(dump);
10 my $openocd_remote = shift @ARGV || 'picam:4444';
11 my $bsdl_file = $ENV{BSDL} ||
14 # '3064at44.bsd'; # XXX
15 my $tap = $ENV{TAP} || 'tb276.tap';
16 my $project_file = 'Altera/epm3064_dac/3064at44.qsf';
17 $project_file = 'tb276/f32c.qsf';
19 my $BOUNDARY_LENGTH = -1;
28 my $parse_regex = join('|', qw(
35 my $have_gpio = `which gpio`;
36 warn "# ", ! $have_gpio ? "DOESN'T " : '', "have rpi gpio\n";
37 require 'gpio.pl' if $have_gpio;
39 open(my $bsdl, '<', $bsdl_file);
41 if ( m/($parse_regex)/ ) {
44 } elsif ( $parse_in ) {
46 $parse->{$parse_in} .= $_;
47 $parse_in = 0 if m/;/;
48 } elsif ( m/"(\d+)\s+\(BC_\d+,\s+(\S+),\s+(\S+)/ ) {
49 $bit2pin->{$1} = [ $2, $3 ];
50 push @{ $io2bit->{$2} }, $1;
51 } elsif ( m/attribute\s+BOUNDARY_LENGTH\s+of\s+\S+\s*:\s*entity\s+is\s+(\d+);/ ) {
52 $BOUNDARY_LENGTH = $1;
53 warn "# BSDL $bsdl_file BOUNDARY_LENGTH = $BOUNDARY_LENGTH\n";
54 } elsif ( ! $entity && m/^entity\s(\S+)\s+is/ ) {
56 warn "# entity = $entity\n";
62 warn "# bit2pin = ",dump($bit2pin);
63 warn "# io2bit = ",dump($io2bit);
65 foreach my $chunk ( keys %$parse ) {
66 $parse->{$chunk} =~ s/"\s*\&\s*"/ /gs; # concat lines back to single line
67 $parse->{$chunk} =~ s/^.+?"//s; # strip upto first quote
68 $parse->{$chunk} =~ s/"\s*;.*?$//s; # strip everything after closing
69 $parse->{$chunk} =~ s/\s+/ /gs;
72 warn "# parse = ",dump($parse);
74 my $pin_map = $parse->{PIN_MAP_STRING} || die "no PIN_MAP_STRING in ",dump($parse);
81 warn "# pin_map = ",dump($pin_map);
82 $pin_map =~ s/\(\s*([^\)]+?)\s*\)/str_comma($1)/gse;
83 warn "# pin_map = ",dump($pin_map);
85 foreach my $map ( split(/\s*,\s*/, $pin_map) ) {
87 my ( $name, $pin ) = split(/\s*:\s*/, $map);
88 $pin2io->[$_] = $name foreach split(/ /,$pin);
91 warn "# pin2io = ",dump( $pin2io );
92 #store \$pin2io, $bsdl_file . '.pin2io.storable';
93 store \$pin2io, $entity . '.pin2io.storable';
97 my $o = $parse->{INSTRUCTION_OPCODE} || die "no INSTRUCTION_OPCODE in ",dump($parse);
99 foreach ( split(/\)\s*,\s*/, $o) ) {
103 my ( $inst_opcode, $bin ) = split(/\s+/, $_);
104 $opcode->{$inst_opcode} = sprintf "0x%02x", eval '0b' . $bin;
106 warn "# opcode = ",dump($opcode);
108 foreach (qw(SAMPLE EXTEST)) {
109 die "missing INSTRUCTION_OPCODE $_ in ",dump($opcode) unless $opcode->{$_};
113 foreach my $pin_file ( glob "pins/$entity*.tsv" ) {
114 open(my $fh, '<', $pin_file);
117 my ($pin,$desc, $bcm) = split(/\t+/,$_,3);
118 $pin_desc->{$pin} = $desc;
119 gpio::add_bcm_desc( $bcm => $desc ) if $have_gpio;
122 warn "# $pin_file ",dump($pin_desc);
126 open(my $fh, '<', $project_file);
131 my ($set,$pin, $op, $desc) = split(/\s+/,$_,4);
132 if ( $set =~ m/set_location_assignment/i && $op =~ m/-to/i && $pin =~ s/^PIN_//ig ) {
133 $pin_desc->{$pin} = $desc; # overwrite pin description
135 warn "# ignored $_\n";
139 warn "# $project_file ",dump($pin_desc);
144 my $aa = $a; $aa =~ s/\D+//g;
145 my $bb = $b; $bb =~ s/\D+//g;
146 $aa <=> $bb } keys %$io2bit;
147 warn "# sort = ",dump(@sort);
152 return $bits; # FIXME disable for now
154 $bits =~ s/^(.)0/$1 /;
156 $bits =~ s/^(.)1/$1./;
164 $bits = reverse $bits; # make substr work as expected
165 my $last_bits_r = reverse $last_bits;
167 print "pin off io___ ICO | " x 4, $openocd_remote,"\n";
168 foreach my $i ( 0 .. ($#$pin2io/4)-1 ) {
169 foreach my $j ( 0 .. 3 ) {
170 #my $pin = ($i*4) + $j + 1; # rows
171 my $pin = ($#$pin2io/4) * $j + $i + 1; # columns
172 my $io = $pin2io->[$pin];
173 my $o = $io2bit->{$io}->[0];
176 my $l = $b = substr($bits, $o, 3);
177 $l = substr($last_bits_r,$o,3) if $last_bits;
179 my $desc = $pin_desc->{$pin} || '';
182 my @b = split(//, $bits);
183 my @l = split(//, bits($l));
185 foreach ( 0 .. $#b ) {
186 $bits .= $b[$_] eq $l[$_] ? $b[$_] : "\e[33;7;1m$b[$_]\e[0m";
190 $desc = ' ' . $desc if length($desc) < 10;
191 $desc = substr($desc,0,10);
193 printf "%-3d %-3d %-5s %3s%-10s| ", $pin, $o, $io, $bits, $desc;
195 printf "%-3d ... %-18s | ", $pin, $io;
201 $last_bits = $o_bits;
204 #foreach my $h (qw(0 1 2 e f 10 11 12 1e 1f 20 30 40 50 100 200 1000)) {
205 # printf "hex = %4s binary = %16s\n", $h, hex2bin($h);
208 my $sock = IO::Socket::INET->new($openocd_remote);
212 my $hlen = length($h);
213 my $blen = $hlen * 4;
214 return unpack("B$blen", pack("H$hlen", $h));
219 my $blen = length($b);
220 my $hlen = $blen / 4;
221 return unpack("H$hlen", pack("B$blen", $b));
231 print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
232 print $sock "drscan $tap $BOUNDARY_LENGTH 0\n";
240 if ( /^\s*([A-F0-9]+)/ ) {
242 my $bin = hex2bin($hex);
243 diff_bits($BSR, $bin);
245 print_io $bin if $bin ne $last_bits;
246 gpio::pins() if $have_gpio;
249 warn "# in ",dump($_);
254 my ($old, $new) = @_;
255 $old = reverse $old; # extra bits must be on the end
257 $old =~ s/(...)/$1 /g;
258 $new =~ s/(...)/$1 /g;
259 my @o = split(/ /, $old);
260 my @n = split(/ /, $new);
261 my $bsr_max_bit = $BOUNDARY_LENGTH / 3 - 1;
262 foreach my $i ( 0 .. $bsr_max_bit ) {
263 if ( $o[$i] eq $n[$i] ) {
266 my $pin = $bit2pin->{ $i * 3 }->[0];
267 $o[$i] = " $pin@" . ( $i * 3 ) . ":" . $o[$i] . '>' . $n[$i];
270 my $diff = join('', @o[ 0 .. $bsr_max_bit ]);
271 print "# diff_bits $diff\n";
277 if ( $cmd =~ /(p|o)(\d+)=(\d+)/ ) {
278 my ( $what, $p, $v ) = ( $1, $2, $3 );
280 my $old_bsr = reverse $BSR;
283 if ( $what eq 'p' && length($v) == 1 ) {
286 my $io = $pin2io->[$pin];
287 my $bit = $io2bit->{$io}->[0];
289 warn "# pin $pin = $v io=$io bit=$bit\n";
292 substr($old_bsr,0,$bit+1) # leave input as-is
293 . ( $v eq 'Z' ? 1 : 0 ) # control
294 . ( $v & 1 ) # output
295 . substr($old_bsr,$bit+3)
299 } elsif ( $what eq 'o' && $p < $BOUNDARY_LENGTH ) {
301 #$b = substr($old_bsr,0,$o) . reverse $v . substr($old_bsr,$o+length($v));
302 $b = ( "0" x $o ) . reverse $v . ( "0" x ( length($old_bsr) - $o - length($v) ) );
303 warn "XXX",length($old_bsr), " == ",length($b);
304 $old_bsr = "0" x length($old_bsr);
306 print "IGNORED ",dump( $what, $p, $v );
311 diff_bits( $BSR, $b );
313 # print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
314 print $sock "drscan $tap $BOUNDARY_LENGTH 0x", bin2hex($b), "\n";
315 print $sock "irscan $tap $opcode->{EXTEST}\n"; # EXTEST
316 # print $sock "drscan $tap $BOUNDARY_LENGTH 0x", bin2hex($b), "\n";
318 } elsif ( $cmd =~ m/\?/ ) {
320 print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
321 print $sock "drscan $tap $BOUNDARY_LENGTH 0\n";
323 gpio::cmd( $cmd ) if $have_gpio;
324 print $sock "irscan $tap $opcode->{SAMPLE}\n"; # SAMPLE/PRELOAD
325 print $sock "drscan $tap $BOUNDARY_LENGTH 0\n";